The school districts are arranged in intermediate units as follows:

Intermediate Unit No. 1: Albert Gallatin Area, Frazier, Brownsville Area, Connellsville Area, Laurel Highlands, Uniontown Area, West Greene, Central Greene, Jefferson Morgan, Carmichaels Area, Southeastern Greene, Fort Cherry, Burgettstown Area, Avella Area, McGuffey, Canon McMillan, Chartiers Houston, Peters Township, Trinity Area, Washington, Ringgold, Charleroi Area, Bethlehem Center, California Area and Bentworth.

Intermediate Unit No. 2: Pittsburgh City.

Intermediate Unit No. 3: North Allegheny, Quaker Valley, Avalon Borough, North Hills, Avonworth, Bellevue Borough, Babcock, Hampton Township, Braddock Borough, Allegheny Valley, Braddock Hills Borough, Highlands Merged, Plum Borough, Gateway, Churchill Area, Wilkinsburg Borough, East Allegheny, Coraopolis Borough, McKeesport Area, West Mifflin Area Union, South Allegheny, East Deer Frazer Union, Elizabeth Forward, East Pittsburgh Borough, Clairton City, Edgewood Borough, West Jefferson Hills Union, Baldwin Whitehall, Mt. Lebanon Township, Etna Borough, Upper St. Clair Township, Bethel Park, Chartiers Valley, Keystone Oaks, Fox Chapel Union, Montour, Carlynton, Sto Rox, West Allegheny, Homestead Borough, Duquesne City, Brentwood Borough, South Park, South Fayette Township, Millvale Borough, Moon Union, Munhall Borough, Neville Township, North Braddock Borough, Oakmont Borough, Penn Hills Township, Rankin Borough, Reserve Township, Shaler Township, Sharpsburg Borough, Swissvale Borough, Turtle Creek Borough, Verona Borough, West Deer Township and West Homestead Borough.

Intermediate Unit No. 4: Slippery Rock Area, Butler Area, Southwest Butler County, Mars Area, Bruin Borough, South Butler County, Chicora Borough, Clay Township, Donegal Township, Fairview Township, Karns City Borough, Moniteau Merged, Parker Township, Perry Township, Petrolia Borough, West Sunbury Borough, Ellwood City Area, Laurel, Mohawk Area, Neshannock Township, New Castle Area, Shenango Area, Union Area, Wilmington Area, Jamestown Area, Commodore Perry, Mercer Area, Greenville Area, West Middlesex Area, Grove City Area, Lakeview, Sharon City, Hickory Township, Reynolds, Sharpsville Area and Farrell Area.

Intermediate Unit No. 5: Blooming Valley Borough, Cambridge Springs Borough, Cambridge Township, Cochranton Borough, Conneaut Lake Borough, Conneaut Valley Merged, Cussewago Township, East Fairfield Township, East Fallowfield Township, Fairfield Township, French Creek Township, Greenwood Township, Hayfield Township, Linesville Conneaut Merged, Meadville Area Union, North Shenango Township, Randolph East Mead Merged, Richmond Township, Rockdale Township, Sadsbury Township, Saegerwood Merged, Sparta Merged, Steuben Township, Summit Township, Townville Area Merged, Venango Borough, Venango Township, Wayne Township, West Fallowfield Township, Woodcock Borough, Erie City, Mill Creek Township, Amity Township, Bloomfield Township, Columbus Township, Concord Township, Corry City, Edinboro Area Union, Elgin Borough, Fairview Union, Fort Leboeuf Merged, Girard Union, Greene Township, Greenfield Township, Harbor Creek Township, Iroquois Area Merged, McKean Union, North East Borough, North East Township, Northwestern Union, Spring Creek Township, Union City Borough, Union Township, Venango Township, Wattsburg Borough, Wayne Township, and Warren County.

Intermediate Unit No. 6: Allegheny Clarion Valley, Clarion Area, Clarion Limestone Area, Keystone, North Clarion County, Redbank Valley, Union, Dubois Area, Forest Area, Brockway Area, Brookville Area, Punxsutawney Area, Oil City Area, Franklin Area, Cranberry Area, Valley Grove, Allegheny Township, Oilcreek Township, Pleasantville Borough and Titusville Area.

Intermediate Unit No. 7: Burrell, Kiski Area, Franklin Regional, Derry Area, Greater Latrobe, Mount Pleasant Area, Ligonier Valley, Hempfield Area, Greensburg Salem, Yough, Monessen City, Belle Vernon Area, Jeannette City, Norwin, Penn Trafford, Southmoreland and New Kensington Arnold.

Intermediate Unit No. 8: Bedford Area, Chestnut Ridge, Everett Area, Northern Bedford County, Tussey Mountain, Tyrone Area, Bellwood Antis, Altoona Area, Williamsburg Community, Hollidaysburg Area, Clayburg Kimmel, Spring Cove, Northern Cambria, Cambria Heights, Penn Cambria, Portage Area, Forest Hills, Blacklick Valley, Conemaugh Valley Area, Richland, Ferndale Area, Westmont Hilltop, Central Cambria, Greater Johnstown, Berlin Area Merged, Boswell Borough, Brothersvalley Township, Conemaugh Township Union, Elk Lick Township, Fairhope Township, Greenville Township, Hooversville Borough, Jennerstown Area Merged, Meyersdale Area Union, Quemahoning Township, Rockwood Area Merged, Salisbury Borough, Shade Central City Union, Shanksville Borough, Somerset Area Merged, Stonycreek Township, Stoystown Borough, Turkeyfoot Valley Area Union and Windber Area Merged.

Intermediate Unit No. 9: Cameron County, Johnsonburg Area, Ridgway Area, St. Marys Area, Bradford Area, Otto Eldred, Port Allegany Smethport Area, Kane Area, Oswayo Valley, Northern Potter, Coudersport Area, Galeton Area and Austin Area.

Intermediate Unit No. 10: Bald Eagle Area, Bellefonte Area, State College Area, Penns Valley Area, West Branch Area, Moshannon Valley, Harmony, Curwensville Area, Clearfield Area, Philipsburg Osceola Area, Glendale Allison Township, Bald Eagle Township, Beech Creek Borough, Beech Creek Township, Castanea Township, Chapman Township, Colebrook Township, Curtin Township, Dunnstable Township, East Keating Township, Flemington Borough, Gallagher Township, Greene Township, Grugan Township, Lamar Township, Leidy Township, Liberty Township, Lock Haven City, Logan Township, Loganton Borough, Mill Hall Borough, Noyes Township, Pine Creek Township, Porter Township, Renovo Borough, Stewardson Township, South Renovo Borough, Wayne Township and Woodward Township.

Intermediate Unit No. 11: Southern Fulton, Central Fulton, Forbes Road, Juniata Valley, Huntingdon Area, Mount Union Area, Southern Huntingdon County, Juniata County and Mifflin County.

Intermediate Unit No. 12: Bermudian Springs Merged, Conewago Township, Cumberland Township, East Berlin Borough, Fairfield Area Merged, Franklin Township, Germany Township, Gettysburg Area Merged, Latimore Township, Littlestown Borough, McSherrystown Borough, Mount Joy Independent, Mount Pleasant Township, New Oxford Area Merged, Union Township, Upper Adams Merged, Central York Dallastown Area, Dover Area, Eastern York, Northeastern, Red Lion Area, South Eastern, Southern York County, South Western, Spring Grove Area, West York Area, York City, York Suburban, Hanover Borough, Chambersburg Area, Waynesboro Area, Tuscarora, Greencastle Antrim and Fannett Metal.

Intermediate Unit No. 13: Cocalico, Conestoga Valley, Donegal, Eastern Lancaster County, Elizabethtown Area, Ephrata Area, Lampeter Strasburg, Columbia Borough, Manheim Central, Manheim Township, Penn Manor, Pequea Valley, Solanco, Warwick, Hempfield Union, Lancaster City, Lancaster Township, Palmyra Area, Annville Cleona, Cornwall Lebanon, Eastern Lebanon County, Northern Lebanon and Lebanon.

Intermediate Unit No. 14: Boyertown Area, Brandywine Heights Area, Conrad Weiser Area, Daniel Boone Area, Exeter Township, Fleetwood Area, Governor Mifflin, Hamburg Area, Kutztown Area, Antietam, Muhlenberg Township, Oley Valley, Reading City, Schuylkill Valley, Tulpehocken Area, Twin Valley, West Reading Borough, Wilson and Wyomissing Area.

Intermediate Unit No. 15: Big Spring, Camp Hill, Carlisle Area, Cumberland Valley, East Pennsboro Area, Mechanicsburg Area, Shippensburg Area, South Middleton, West Shore, Upper Dauphin Area, Millersburg Area, Middletown Area, Central Dauphin, Lower Dauphin, Steelton Highspire, Halifax Area, Susquehanna Township, Derry Township, Harrisburg City, West Perry, Susquenita, Newport, Greenwood and Northern York County.

Intermediate Unit No. 16: Benton Area, Berwick Area, Bloomsburg Area, Central Columbia, Millville Area, Southern Columbia Area, Danville Area, Warrior Run, Milton Area, Shikellamy, Line Mountain, Shamokin Area, Mount Carmel Area, Adams Township, Beavertown Borough, Center Township, Chapman Township, Franklin Township, Freeburg Borough, Jackson Township, Middleburg Borough, Middlecreek Township, Monroe Township, Penn Township, Perry Township, Selinsgrove Borough, Shamokin Dam Borough, Spring Township, Union Township, Washington Township, West Beaver Township, West Perry Township, Lewisburg Area and Mifflinburg Area.

Intermediate Unit No. 17: Towanda Area, Northeast Bradford, Wyalusing Area, Canton, Troy Area, Athens Area, Sayre Area, East Lycoming, Muncy, Montgomery Area, Montoursville Area, South Williamsport Area, Williamsport Area, Jersey Shore Area, Loyalsock Township, Sullivan County, Northern Tioga, Southern Tioga and Wellsboro Area.

Intermediate Unit No. 18: Ashley Borough, Northwest Area, Lake Lehman, Bear Creek Township, Dallas, Wyoming Area, Buck Township, Pittston Area, Wyoming Valley West, Greater Nanticoke Area, Hazleton Area, Dennison Township, Dorrance Township, Fairview Township, Hanover Township, Laflin Borough, Laurel Run Borough, Nuangola Borough, Plains Township, Rice Township, Slocum Township, Sugar Notch Borough, Warrior Run Borough, White Haven Borough, Wilkes Barre City, Wilkes Barre Township, Wright Township and Tunkhannock Area.

Intermediate Unit No. 19: Scranton City, Abington Heights, Dunmore Borough, Archbald Borough, Riverside, North Pocono, Blakely Borough, Old Forge Borough, Carbondale City, Carbondale Township, Dickson City Borough, Fell Township, Greenfield Township, Jermyn Borough, Jessup Borough, Mayfield Borough, Olyphant Borough, Scott Township, Throop Borough, Blue Ridge, Elk Lake, Forest City Regional, Montrose Area, Mountain View, Susquehanna Community, Blooming Grove Township, Buckingham Township, Canaan Township, Clinton Township, Damascus Township, Dreher Township, Greene Township, Hawley Borough, Honesdale Union, Lackawaxen Township, Lake Township, Manchester Township, Palmyra Township, Palmyra Township Pike, Paupack Township, Preston Township, South Canaan Township, Salem Township, Scott Township, Sterling Township, Waymart Borough, White Mills Independent and Lackawanna Trail.

Intermediate Unit No. 20: Pleasant Valley, Pocono Mountain, East Stroudsburg Area, Stroudsburg Area, Bangor Area, Pen Argyl Area, Nazareth Area, Northampton Area, Saucon Valley, Bethlehem Area, Easton City, Forks Township, Lower Mt. Bethel Independent, Palmer Township, Riegelsville Borough, Williams Township, Wilson Borough Union and Delaware Valley.

Intermediate Unit No. 21: Palmerton Area, Lehighton Area, Jim Thorpe Area, Panther Valley, Weatherly Area, Allentown City, Catasauqua, East Penn, Northern Lehigh, Northwestern Lehigh, Parkland, Salisbury Township, Southern Lehigh and Whitehall Coplay.

Intermediate Unit No. 22: Palisades, Quakertown Community, Pennridge, Central Bucks, Council Rock, Centennial, Neshaminy, Pennsbury, Morrisville Borough, Bristol Township, Bristol Borough, Bensalem Township and New Hope Solebury.

Intermediate Unit No. 23: Upper Moreland Township, Abington, Jenkintown, Bryn Athyn Borough, Cheltenham Township, Springfield Township, Collegeville Borough, Lower Merion, Colonial Wissahickon, Upper Dublin, Hatboro Horsham, North Penn, Norristown Area, Upper Merion Area, Spring Ford Area, Souderton Area, Upper Perkiomen, Pottstown, Pottsgrove, Lower Moreland Township, Lower Providence Township, Schwenksville Union, Skippack Township, Trappe Borough and Worcester Township.

Intermediate Unit No. 24: Owen J. Roberts, Oxford Area, Phoenixville Area, Downingtown Area, Coatesville Area, Octorara Area, Charlestown Township, West Chester Area, Unionville Chadds Ford, Kennett Consolidated, Avon Grove, East Whiteland Township, Easttown Township, Malvern Borough, Tredyffrin Township and Willistown Township.

Intermediate Unit No. 25: Radnor Township, Aldan Borough, Haverford Township, Bethel Township, Ridley, Marple Newtown, Rose Tree Media, Chester Heights Borough, Chester City, Chichester, Chester Township, Clifton Heights Borough, Collingdale Borough, Colwyn Borough, Concord Township, Darby Borough, Darby Township, East Lansdowne Borough, Folcroft Borough, Glenolden Borough, Lansdowne Borough, Millbourne Borough, Morton Borough, Nether Providence Township, Norwood Borough, Penn Delco Union, Prospect Park Borough, Sharon Hill Borough, Springfield Township, Swarthmore Rutledge Union, Tinicum Township, Upland Borough, Upper Darby Township and Yeadon Borough.

Intermediate Unit No. 26: Philadelphia City.

Intermediate Unit No. 27: Ambridge Area Merged, Baden Economy Union, Beaver Area, Western Beaver County Area, Midland Borough, Beaver Falls Area, Aliquippa Borough, Big Beaver Borough, Center Township, Freedom Area, Chippewa Township, Rochester Area, New Brighton Area, Northeastern Beaver County, Darlington Borough, Darlington Township, Enon Valley Borough, Frankfort Springs Borough, Georgetown Borough, Greene Township, Hanover Township, Harmony Township, Homewood Borough, Hookstown Borough, Hopewell Township, Independence Township, Koppel Borough, Monaca Borough, New Galilee Borough, Patterson Heights Borough, Patterson Township, Potter Township, Raccoon Township, Shippingport Borough, South Beaver Township, West Mayfield Borough.

Intermediate Unit No. 28: Armstrong, Apollo Borough, Buffalo Township, Freeport Borough, Kiskiminetas Township, Leechburg Union, North Apollo Borough, South Buffalo Township, United, Blairsville, Saltsburg, Homer Center, Penns Manor Area, Indiana Area, Purchase Line, Marion Center Area, Jacksonville Borough, West Lebanon Independent, and Young Township.

Intermediate Unit No. 29: Pine Grove Area, Williams Valley, Tri Valley, Blue Mountain, Schuylkill Haven Area, Minersville Area, Pottsville Area, Saint Clair Area, North Schuylkill, Mahanoy Area, Tamaqua Area, Shenandoah Valley.